Hi Alex, I have checked my memory during the execution 2.75 to 2.90 GB. As David said, I'll try recompiling to win64. Massi -- View this message in context: http://vtk.1045678.n5.nabble.com/vtkImageReslice-tp5722020p5722046.html Sent from the VTK - Users mailing list archive at Nabble.com.